CN219947076U - Mould structure convenient to change mold insert - Google Patents
Mould structure convenient to change mold insert Download PDFInfo
- Publication number
- CN219947076U CN219947076U CN202320982709.0U CN202320982709U CN219947076U CN 219947076 U CN219947076 U CN 219947076U CN 202320982709 U CN202320982709 U CN 202320982709U CN 219947076 U CN219947076 U CN 219947076U
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- mold
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- clamping pin
- die
- front mold
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- 230000005484 gravity Effects 0.000 claims description 6
- 238000003825 pressing Methods 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 8
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000001746 injection moulding Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 3
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
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- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model discloses a die structure convenient for replacing inserts, which comprises: the front mold insert is used for forming a top structure of a product, the front mold insert is positioned on a front mold of the mold, and the rear mold insert is positioned on a rear mold of the mold. The front mold insert is provided with a first locking groove and a first ejection groove, a front mold clamping pin is inserted into the front mold of the mold, the front mold clamping pin can be inserted into the first locking groove to fix the front mold insert on the front mold of the mold, and the front mold clamping pin can also be inserted into the first ejection groove to eject the front mold insert from the front mold of the mold. The rear mold insert is provided with a second locking groove and a second ejection groove, a rear mold clamping pin is inserted into the rear mold of the mold, the rear mold clamping pin can be inserted into the second locking groove to fix the rear mold insert on the rear mold of the mold, and the rear mold clamping pin can also be inserted into the second ejection groove to eject the rear mold insert from the rear mold of the mold. The beneficial effects are that: the mold has the advantages of simple structure, easy manufacture, time and labor saving for replacing the insert, and very convenient operation.
Description
Technical Field
The utility model relates to the technical field of injection molds, in particular to a mold structure convenient for replacing inserts.
Background
As shown in fig. 1-2, the two products are different in top and top structures, and when in injection molding production, the front mold insert of the top structure of the molded product and the rear mold insert of the bottom structure of the molded product are replaced, so that the money-exchanging production can be realized. The prior injection mold structure removes the mold insert needing to be replaced from the mold, firstly removes the mold from the injection molding machine, then removes the mold, and then loosens bolts for fixing the mold insert one by one, thereby realizing the replacement of the mold insert. After the inserts are replaced, the die is reassembled, and finally the die is installed on an injection molding machine, so that the whole process is time-consuming and labor-consuming.
Disclosure of Invention
Aiming at the problems existing in the prior art, the main purpose of the utility model is to provide a die structure convenient for replacing inserts, and aims to solve the problems that the existing die is time-consuming and labor-consuming to replace inserts.
In order to achieve the above object, the present utility model provides a mold structure for facilitating insert replacement, comprising: the front mold insert is used for forming a top structure of a product, the front mold insert is positioned on a front mold of the mold, and the rear mold insert is positioned on a rear mold of the mold. The front mold insert is provided with a first locking groove and a first ejection groove, a front mold clamping pin is inserted into the front mold of the mold, the front mold clamping pin can be inserted into the first locking groove to fix the front mold insert on the front mold of the mold, and the front mold clamping pin can also be inserted into the first ejection groove to eject the front mold insert from the front mold of the mold. The rear mold insert is provided with a second locking groove and a second ejection groove, a rear mold clamping pin is inserted into the rear mold of the mold, the rear mold clamping pin can be inserted into the second locking groove to fix the rear mold insert on the rear mold of the mold, and the rear mold clamping pin can also be inserted into the second ejection groove to eject the rear mold insert from the rear mold of the mold.
Preferably, the first locking groove, the first ejection groove, the second locking groove and the second ejection groove are wedge-shaped grooves, and the front die clamping pin and the rear die clamping pin are provided with pressing surfaces matched with inclined surfaces of the wedge-shaped grooves.
Preferably, the first ejection groove is formed in the top end face of the front mold insert, and the second ejection groove is formed in the bottom end face of the rear mold insert.
Preferably, the centers of gravity of the first locking groove, the first ejection groove and the front mold insert are located in the same plane, and the centers of gravity of the second locking groove, the second ejection groove and the rear mold insert are located in the same plane.
Compared with the prior art, the utility model has the beneficial effects that: during injection molding production, the front mold clamping pin is inserted into the first locking groove to fix the front mold insert on the front mold of the mold, the rear mold clamping pin is inserted into the second locking groove to fix the rear mold insert on the rear mold of the mold, and injection molding production is realized. When the insert needs to be replaced, under the condition that the die is opened, the front die clamping pin can be inserted into the first ejection groove to eject the front die insert out of the front die of the die, so that the front die insert is replaced, the rear die clamping pin is inserted into the second ejection groove to eject the rear die insert out of the rear die of the die, and the rear die insert is replaced. The die has the advantages of simple structure, easy manufacture, time and labor saving for replacing the insert, and very convenient operation.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to the structures shown in these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a block diagram of a first product;
FIG. 2 is a block diagram of a second product;
FIG. 3 is a perspective view of a front mold insert and a rear mold insert molded product according to an embodiment of the present utility model;
FIG. 4 is a longitudinal cross-sectional view of FIG. 3;
FIG. 5 is a block diagram of the front and rear mold latches of FIG. 3 assembled;
the achievement of the objects, functional features and advantages of the present utility model will be further described with reference to the accompanying drawings, in conjunction with the embodiments.
Detailed Description
The utility model provides a die structure convenient for replacing an insert.
Referring to fig. 3 to 5, fig. 3 is a perspective view showing a front mold insert and a rear mold insert formed product according to an embodiment of the present utility model, fig. 4 is a longitudinal sectional view of fig. 3, and fig. 5 is a structural view showing the front mold bayonet and the rear mold bayonet assembled in fig. 3.
As shown in fig. 3 to 5, in the embodiment of the present utility model, the mold structure for facilitating insert replacement includes: a front mold insert 1 for forming the top structure of the product 10 and a bottom rear mold insert 2 for forming the product 10, the front mold insert 1 being located on the front mold of the mold and the rear mold insert 2 being located on the rear mold of the mold. The front mold insert 1 is provided with a first locking groove 3 and a first ejection groove 4, a front mold clamping pin 5 is inserted into the front mold of the mold, the front mold clamping pin 5 can be inserted into the first locking groove 3 to fix the front mold insert 1 on the front mold of the mold, and the front mold clamping pin 5 can also be inserted into the first ejection groove 4 to eject the front mold insert 1 from the front mold of the mold. The rear mold insert 2 is provided with a second locking groove 6 and a second ejection groove 7, a rear mold bayonet lock 8 is inserted into the rear mold of the mold, the rear mold bayonet lock 8 can be inserted into the second locking groove 6 to fix the rear mold insert 2 on the rear mold of the mold, and the rear mold bayonet lock 8 can also be inserted into the second ejection groove 7 to eject the rear mold insert 2 from the rear mold of the mold. During injection molding production, the front mold clamping pin 5 is inserted into the first locking groove 3 to fix the front mold insert 1 on the front mold of the mold, the rear mold clamping pin 8 is inserted into the second locking groove 6 to fix the rear mold insert 2 on the rear mold of the mold, and injection molding production is realized. When the insert needs to be replaced, under the condition that the die is opened, the front die clamping pin 5 can be inserted into the first ejection groove 4 to eject the front die insert 1 from the front die of the die, so that the front die insert 1 is replaced, the rear die clamping pin 8 is inserted into the second ejection groove 7 to eject the rear die insert 2 from the rear die of the die, and the rear die insert 2 is replaced.
As shown in fig. 4-5, the first locking groove 3, the first ejection groove 4, the second locking groove 6 and the second ejection groove 7 are wedge grooves, the front mold clamping pin 5 and the rear mold clamping pin 8 are respectively provided with a pressing surface 9 matched with the inclined surfaces of the wedge grooves, so that the front mold insert 1 can be fixed on the front mold of the mold when the front mold clamping pin 5 is inserted into the first locking groove 3, the front mold insert 1 can be ejected from the front mold of the mold when the front mold clamping pin 5 is inserted into the first ejection groove 4, the rear mold insert 2 can be fixed on the rear mold of the mold when the rear mold clamping pin 8 is inserted into the second locking groove 6, and the rear mold insert 2 can be ejected from the rear mold of the mold when the rear mold clamping pin 8 is inserted into the second ejection groove 7.
As shown in fig. 3 to 5, the first ejection groove 4 is formed on the top end surface of the front mold insert 1, and the second ejection groove 7 is formed on the bottom end surface of the rear mold insert 2, so that the first ejection groove 4 and the second ejection groove 7 can be conveniently machined. The centers of gravity of the first locking groove 3, the first ejection groove 4 and the front mold insert 1 are positioned in the same plane, and the centers of gravity of the second locking groove 6, the second ejection groove 7 and the rear mold insert 2 are positioned in the same plane, so that the acting forces of the front mold clamping pin 5 and the rear mold clamping pin 8 can exert the maximum value.
The foregoing description is only of the preferred embodiments of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structural changes made by the description of the present utility model and the accompanying drawings or direct/indirect application in other related technical fields are included in the scope of the utility model.
Claims (4)
1. A mold structure for facilitating insert replacement, comprising: a front mold insert for forming a top structure of a product and a bottom rear mold insert for forming a product, the front mold insert being located on a front mold of a mold, the rear mold insert being located on a rear mold of the mold; the front mold insert is provided with a first locking groove and a first ejection groove, a front mold clamping pin is inserted into the front mold of the mold, the front mold clamping pin can be inserted into the first locking groove to fix the front mold insert on the front mold of the mold, and the front mold clamping pin can also be inserted into the first ejection groove to eject the front mold insert from the front mold of the mold; the rear die insert is provided with a second locking groove and a second ejection groove, a rear die clamping pin is inserted into the rear die of the die, the rear die clamping pin can be inserted into the second locking groove to fix the rear die insert on the rear die of the die, and the rear die clamping pin can also be inserted into the second ejection groove to eject the rear die insert from the rear die of the die.
2. The mold structure for facilitating insert replacement according to claim 1, wherein the first locking groove, the first ejection groove, the second locking groove and the second ejection groove are wedge grooves, and the front mold bayonet and the rear mold bayonet are provided with pressing surfaces matched with inclined surfaces of the wedge grooves.
3. The mold structure for facilitating insert replacement of claim 1, wherein the first ejector slot is open on a top end face of the front mold insert and the second ejector slot is open on a bottom end face of the rear mold insert.
4. The mold structure of claim 1, wherein the centers of gravity of the first locking groove, the first ejection groove and the front mold insert are in the same plane, and the centers of gravity of the second locking groove, the second ejection groove and the rear mold insert are in the same plane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320982709.0U CN219947076U (en) | 2023-04-20 | 2023-04-20 | Mould structure convenient to change mold insert |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320982709.0U CN219947076U (en) | 2023-04-20 | 2023-04-20 | Mould structure convenient to change mold insert |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219947076U true CN219947076U (en) | 2023-11-03 |
Family
ID=88546378
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320982709.0U Active CN219947076U (en) | 2023-04-20 | 2023-04-20 | Mould structure convenient to change mold insert |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219947076U (en) |
-
2023
- 2023-04-20 CN CN202320982709.0U patent/CN219947076U/en active Active
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